Notes in CNS Blood Supply

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Published	11/30/2024	Principal blood supply circulations of the brain- {{c1::anterior circulation}}- {{c1::posterior circulation}}
Published	11/30/2024	Anterior circulation of the brain is fed by {{c1::internal carotid arteries}}
Published	11/30/2024	Posterior circulation is fed by {{c1::vertebral arteries}}
Published	11/30/2024	Anterior and posterior circulations are connected by network of arteries on {{c1:: ventral surface of diencephalon and midbrain (circle of willis…
Published	11/30/2024	{{c1::vertebral}} arteries become {{c2::basilar}} artery at {{c3::pontomedullary junction::location}}
Published	11/30/2024	Anterior circulation of brain is composed of- {{c1::anterior cerebral}} artery- {{c1::anterior communicating}} artery- {{c1::middle cerebral}} artery
Published	11/30/2024	Posterior circulation of brain is composed of- {{c1::vertebral}} artery- {{c1::posterior inferior cerebellar}} artery- {{c1::posterior spinal}} artery…
Published	11/30/2024	Cerebral hemispheres receive blood from {{c1::posterior and anterior}} circulation
Published	11/30/2024	Brainstem and cerebellum receives blood from {{c1::posterior}} circulation
Published	11/30/2024	Spinal cord receives blood from {{c1::systemic}} circulation and {{c1::posterior}} circulation
Published	11/30/2024	Spinal cord is supplied by- {{c1::anterior spinal}} arteries- {{c1::posterior spinal}} arteries- {{c1::radicular}} arteries
Published	11/30/2024	Anterior and posterior spinal arteries are branches of the {{c1::vertebral arteries}}
Published	11/30/2024	Radicular arteries are branches of the {{c1::segmental vessels}}
Published	11/30/2024	Anterior spinal artery supplies these structures:- {{c1::ventral horns}}- {{c1::lateral horns}}- {{c1::ventral funiculi}}- {{c1::l…
Published	11/30/2024	Posterior spinal artery supplies these structures:- {{c1::dorsal horns}}- {{c1::dorsal funiculi}}
Published	11/30/2024	Levels of spinal cord supplied blood by anterior and posterior spinal arteries: {{c1::cervical}}
Published	11/30/2024	Segmental arteries come from branches of {{c1::aorta}} arteries, {{c1::cervical}} arteries, {{c1::intercostal}} arteries, and {{c1::lumbar}}…
Published	11/30/2024	Segmental arteries arise from {{c1::cervical}} arteries, {{c1:: intercostal}} arteries and {{c1::lumbar}} arteries
Published	11/30/2024	Segmental spinal arteries branches to form {{c1::radicular}} arteries
Published	11/30/2024	{{c2::Radicular}} arteries anastamose with {{c1::anterior spinal arteries and posterior spinal}} arteries
Published	11/30/2024	{{c1::radicular}} arteries provide main blood supply to thoracic and lumbar levels of spine
Published	11/30/2024	{{c1::Great radicular artery of Adamkiewicz}} is a radicular artery that emerges between {{c2::T5}} and {{c2::L3}}
Published	11/30/2024	artery of Adamkiewicz is the major blood supply to {{c1::lumbar and sacral spinal cord}}
Published	11/30/2024	Arteries supplying most of the brain stem arise from the {{c1::ventral::vetral/dorsal}} surface
Published	11/30/2024	Vertebral artery and basilar artery branch groups:- {{c1::Paramedian}} arteries- {{c1::Short circumferential}} arteries- {{c1::Long circumferential}} …
Published	11/30/2024	Paramedian artery supplies {{c1::midline brainstem}} regions
Published	11/30/2024	Short circumferential artery supplies {{c1::lateral wedge-shaped brainstem}} regions
Published	11/30/2024	Long circumferential artery supplies {{c1::cerebellum and dorsolateral brainstem}} regions
Published	11/30/2024	medial open medulla is supplied blood by {{c1::paramedian}} arteries and {{c1::short circumferential}} arteries of {{c1::vertebral}} artery
Published	11/30/2024	{{c1::medial and dorsolateral parts of the caudal (closed)::region}} medulla are supplied blood by spinal arteries
Published	11/30/2024	dorsolateral open medulla is supplied blood by {{c1::posterior inferior cerebellar (PICA)}} artery
Published	11/30/2024	vertebral arteries join to form the {{c1::basilar}} artery at {{c2::ponto-medullary junction::location}}
Published	11/30/2024	dorsolateral portion of caudal pons is supplied blood by {{c1::anterior inferior cerebellar artery (AICA)}}
Published	11/30/2024	anterior inferior cerebellar artery is a branch of the {{c1::basilar}} artery
Published	11/30/2024	The base of the pons is supplied blood by {{c1::paramedian and short circumferential branches of basilar}} artery and {{c1::anterior inferio…
Published	11/30/2024	dorsolateral portion of rostral pons is supplied blood by {{c1::superior cerebellar artery (SCA)}}
Published	11/30/2024	superior cerebellar artery is a branch of the {{c1::basilar}} artery
Published	11/30/2024	cerebellum is supplied blood by {{c1::posterior inferior cerebellar}} artery, {{c1::anterior inferior cerebellar }} artery, and {{c1::superi…
Published	11/30/2024	caudal portion of cerebellum is supplied blood by {{c1::posterior inferior cerebellar (PICA)}} artery
Published	11/30/2024	rostral portion of the cerebellum is supplied blood by {{c1::anterior inferior cerebellar}} artery and {{c1::superior cerebellar}} artery
Published	11/30/2024	Basilar artery splits at {{c1::pons-midbrain}} border into {{c2::two posterior cerebral}} arteries
Published	11/30/2024	Posterior cerebral arteries supply blood to {{c1::most of the midbrain}}
Published	11/30/2024	base of midbrain and the tegmentum is supplied blood by {{c1::paramedian and short circumferential}} branches of {{c1::posterior cerebr…
Published	11/30/2024	tectum is supplied blood by {{c1::long circumferential}} branches of {{c1::posterior cerebral}} arteries
Published	11/30/2024	colliculi and principal portion of the tectum also receive a small amount of blood from the {{c1::superior cerebellar artery}}
Published	11/30/2024	The main arteries supplying the cerebrum:- {{c1::anterior cerebral artery}}- {{c1::middle cerebral artery}}- {{c1::posterior cerebral a…
Published	11/30/2024	Internal carotid artery terminally splits into {{c1::anterior cerebral}} arteries and {{c1::middle cerebral}} arteries
Published	11/30/2024	Major branches of the internal carotid artery- {{c1::anterior cerebral artery}}- {{c1::middle cerebral artery}}- {{c1::opthalamic arter…
Published	11/30/2024	Opthalamic artery supplies blood to {{c1::eye}}
Published	11/30/2024	Posterior communicating artery supplies blood to {{c1::diencephalon}}
Published	11/30/2024	Anterior choroidal artery supplies blood to {{c1::subcortical telencephalon, including posterior limb of the internal capsule}}
Published	11/30/2024	on the way to their cortical areas of supply, anterior and middle cerebral arteries give rise to {{c1::small perforating}} arteries called {…
Published	11/30/2024	medial lenticulostriate arteries branches from the {{c1::anterior cerebral}} arteries
Published	11/30/2024	lateral lenticulostriate arteries branches from the {{c1::middle cerebral}} arteries
Published	11/30/2024	{{c2::recurrent artery of heubner}} branches from the {{c1::medial lenticulostriate}} arteries
Published	11/30/2024	Lacunar stroke: {{c1::small infarcts in the distal distribution of deep penetrating vessels like the lenticulostriate arteries}}
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Published	11/30/2024	Anterior and posterior circulations communication locations- {{c1::circle of willis}}- {{c1::terminal ends of cerebral arteries along the co…
Published	11/30/2024	circle of willis is formed by {{c1::cerebral::type}} arteries and {{c1::communicating::type}} arteries
Published	11/30/2024	The two posterior communicating arteries in the circle of Willis allow blood to flow between {{c1::the middle and posterior cerebral arteries on …
Published	11/30/2024	the anterior communicating artery between the circle of Willis allows blood to flow between {{c1::the anterior cerebral arteries}}
Published	11/30/2024	berry aneurysm: {{c1::small blood-filled outpocketings of a cerebral artery wall typically near where arteries exit the circle of willis}}
Published	11/30/2024	Common sites for berry aneurysms- {{c1::branch sites of the basilar artery towards the posterior cerebral arteries (PCA) and the anterior communi…
Published	11/30/2024	Eruption of a berry aneurysm results in bleeding into {{c1::the subarachnoid space}}
Published	11/30/2024	Border (watershed) areas are vulnerable to {{c1::lack of blood supply}} in situations of {{c2::severe hypotension or anoxia}}
Published	11/30/2024	Watershed infarct {{c1::damage to border (watershed) areas}}
Published	11/30/2024	watershed infarcts are characterized by {{c1::weakness in the bilateral upper extremities where a patient appears as though they are "stuck in a barre…
Published	11/30/2024	Spinal veins drain into {{c1::radiculomedullary veins}}
Published	11/30/2024	Radiculomedullary veins drain into {{c1::internal and external vertebral venous plexuses}}
Published	11/30/2024	Internal and external venous vertebral plexuses drain into {{c1::segmental veins}}
Published	11/30/2024	Dural sinuses are large {{c1::venous}} collection channels in the {{c1::dura}} mater
Published	11/30/2024	Superficial veins of the brain are {{c1::on the surface of the cerebral hemispheres::location}} and drain into {{c1:: the superior sagittal sinus…
Published	11/30/2024	Deep veins in the brain are {{c1::along the walls of the ventricles::location}} and drain into {{c1::internal cerebral veins}}
Published	11/30/2024	Deep veins of the brain drain blood from {{c1::subcortical structures/structures near ventricles}}
Published	11/30/2024	Lacerations of bridging veins result in {{c1::subdural hematoma}}
Published	11/30/2024	{{c2::Anterior cerebral veins and deep middle cerebral veins}} drain to {{c1::basal veins of rosenthal}}
Published	11/30/2024	Basal veins of rosenthal and internal cerebral veins form {{c1::great vein of galen (great cerebral vein)}}
Published	11/30/2024	Great vein of galen drains to {{c1::striaght sinus}}
Published	11/30/2024	the superior sagittal sinus and straight sinus form the {{c1::confluence of sinuses}}
Published	11/30/2024	The confluence of sinuses drains to {{c1::transverse sinus}}
Published	11/30/2024	Straight sinus, confluence of the sinuses, and transverse sinuses are all referred to as {{c1::dural venous sinuses}}
Published	11/30/2024	Lenticulo- refers to {{c1::putamen and globus pallidus (part of basal ganglia)}}
Published	11/30/2024	Striate refers to {{c1::caudate nucleus and lentiform nucleus (striatum)}}
Published	11/30/2024	dorsolateral blood supply for:- caudal medulla: {{c1::posterior spinal artery}}- rostral medulla: {{c1::posterior inferior cerebellar artery}}- caudal…
Published	11/30/2024	medial blood supply for:- caudal medulla: {{c1::anterior spinal artery}}- rostral medulla: {{c1::vertebral artery}}- caudal pons: {{c1::basilar artery…
Published	11/30/2024	lateral blood supply for:- caudal medulla: {{c1::vertebral artery}}- rostral medulla: {{c1::vertebral artery}}- caudal pons: {{c1::basilar artery}}- r…
Published	11/30/2024	Lenticulostriate arteries notably lack {{c1::collateral circulation}} which makes them vulnerable to lacunar strokes
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Published	11/30/2024	Closed medulla tracts & blood supplyMedial tracts: {{c1::Corticospinal tract}}Medial blood supply: {{c1::Anterior spinal artery}}Lateral…
Published	11/30/2024	Open medulla tracts & blood supplyMedial tracts: {{c1::Medial lemniscus}}Medial blood supply: {{c1::Paramedian vertebral arteries}}Later…
Published	11/30/2024	Caudal pons tracts & blood supplyMedial tracts: {{c1::Corticospinal tract}}Medial blood supply: {{c1::Paramedian basilar arteries}}Later…
Published	11/30/2024	Rostral pons tracts & blood supplyMedial tracts: {{c1::Corticospinal tract}}Medial blood supply: {{c1::Paramedian basilar arteries}}Late…
Published	11/30/2024	Midbrain tracts & blood supplyMedial tracts: {{c1::Corticospinal tract}}Medial blood supply: {{c1::Paramedian posterior cerebral arterie…
Published	11/30/2024	Midbrain structures & blood supplyMedial structures: {{c1::red nucleus (rostral), ventral periaqueductal gray, medial reticular formation}}Me…
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